keybindings.json

//put this file in this path :
$HOME/.config/Code/User/keybindings.json

[
    {
        "key": "alt+l alt+o",
        "command": "-extension.liveServer.goOnline",
        "when": "editorTextFocus"
    },
    {
        "key": "ctrl+shift+e",
        "command": "-workbench.view.explorer",
        "when": "viewContainer.workbench.view.explorer.enabled"
    },
    {
        "key": "alt+2",
        "command": "workbench.action.toggleSidebarVisibility"
    },
    {
        "key": "ctrl+b",
        "command": "-workbench.action.toggleSidebarVisibility"
    },
    {
        "key": "ctrl+j",
        "command": "-workbench.action.togglePanel"
    },
    {
        "key": "ctrl+k ctrl+h",
        "command": "-workbench.action.output.toggleOutput",
        "when": "workbench.panel.output.active"
    },
    {
        "key": "alt+4",
        "command": "workbench.action.toggleFullScreen",
        "when": "!isIOS"
    },
    {
        "key": "f11",
        "command": "-workbench.action.toggleFullScreen",
        "when": "!isIOS"
    },
    {
        "key": "alt+s",
        "command": "workbench.action.toggleStatusbarVisibility"
    },
    {
        "key": "ctrl+0",
        "command": "-workbench.action.focusSideBar"
    },
    {
        "key": "alt+3",
        "command": "workbench.action.toggleMenuBar"
    },
    {
        "key": "ctrl+;",
        "command": "workbench.action.switchWindow"
    },
    {
        "key": "alt+2",
        "command": "-workbench.action.openEditorAtIndex2"
    },
    {
        "key": "alt+1",
        "command": "-workbench.action.openEditorAtIndex1"
    },
    {
        "key": "alt+1",
        "command": "workbench.action.toggleActivityBarVisibility"
    },
    {
        "key": "ctrl+4",
        "command": "-workbench.action.focusFourthEditorGroup"
    },
    {
        "key": "ctrl+4",
        "command": "workbench.action.closeActiveEditor"
    },
    {
        "key": "ctrl+w",
        "command": "-workbench.action.closeActiveEditor"
    },
    {
        "key": "ctrl+f5",
        "command": "-dart.hotReload",
        "when": "inDebugMode && debugType == 'dart'"
    },
    {
        "key": "ctrl+r",
        "command": "-workbench.action.openRecent"
    },
    {
        "key": "ctrl+r",
        "command": "-workbench.action.reloadWindow",
        "when": "isDevelopment"
    },
    {
        "key": "ctrl+r",
        "command": "-workbench.action.quickOpenNavigateNextInRecentFilesPicker",
        "when": "inQuickOpen && inRecentFilesPicker"
    },
    {
        "key": "ctrl+f5",
        "command": "-workbench.action.debug.run",
        "when": "debuggersAvailable && debugState != 'initializing'"
    },
    {
        "key": "ctrl+r",
        "command": "flutter.hotReload"
    },
    {
        "key": "alt+q",
        "command": "workbench.action.debug.run"
    },
    {
        "key": "ctrl+shift+i",
        "command": "-editor.action.formatDocument",
        "when": "editorHasDocumentFormattingProvider && editorTextFocus && !editorReadonly && !inCompositeEditor"
    },
    {
        "key": "alt+f",
        "command": "editor.action.formatDocument"
    }
]